Fluorine has an atomic number of 9, how many electron shells does it have?

Why do larger/hotter stars burn their fuel faster and live shorter lives than the Sun.

kilograms represented by the mass defect for thorium - 234=3.09x 10-27 kg what is the nuclear binding energy for thorium - 234

Consider a hypothetical metal that has the following lattice parameters: α = β = γ = 90° and a = b = 0.298 nm and c = 0.480 nm.

What type of intermolecular forces does 2-methylbutane have

A 6.0M solution HCl is diluted to 1.0M How many milliliters of the 6.0M solution would be used to prepare 100. o mL of the diluted 1.0M solution?

The combining of hydrogen and oxygen gas into liquid water is an example of what kind of change? A. Phase B. Chemical C. Physical

Explain evaporation. have a chapter test tommarow!

When the system is at equilibrium, it contains NO 2 at a pressure of 0.817 atm, and N 2 O 4 at a pressure of 0.0667 atm. The volume of the container is then reduced to half its original volume.

Which statement best describes the role of the sun in creating wind? Question 2 options: The rays of the sun push the air in all directions, creating wind The radiation of the sun reacts with water over the ocean The energy of the sun heats the land

Write the formula for a complex formed between zn2 and nh3, with a coordination number of 3.